Mäkinen, P L Fractionation and properties of aminopeptidase B during purification and storage. [electronic resource] - International journal of peptide and protein research 1972 - 241-55 p. digital Publication Type: Journal Article ISSN: 0367-8377 Standard No.: 10.1111/j.1399-3011.1972.tb03425.x doi Subjects--Topical Terms: AcrylamidesAminopeptidases--analysisAmmonium Sulfate--pharmacologyAnimalsDithiothreitol--pharmacologyDrug StorageElectrophoresisHydrogen-Ion ConcentrationIsoelectric FocusingLiver--enzymologyRats